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afb736e9 AV |
1 | /* |
2 | * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved. | |
3 | * | |
4 | * This software is available to you under a choice of one of two | |
5 | * licenses. You may choose to be licensed under the terms of the GNU | |
6 | * General Public License (GPL) Version 2, available from the file | |
7 | * COPYING in the main directory of this source tree, or the | |
8 | * OpenIB.org BSD license below: | |
9 | * | |
10 | * Redistribution and use in source and binary forms, with or | |
11 | * without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistributions of source code must retain the above | |
15 | * copyright notice, this list of conditions and the following | |
16 | * disclaimer. | |
17 | * | |
18 | * - Redistributions in binary form must reproduce the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer in the documentation and/or other materials | |
21 | * provided with the distribution. | |
22 | * | |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
30 | * SOFTWARE. | |
31 | */ | |
32 | ||
33 | #include <linux/export.h> | |
34 | #include <linux/etherdevice.h> | |
35 | #include <linux/mlx5/driver.h> | |
36 | #include "vport.h" | |
37 | #include "mlx5_core.h" | |
38 | ||
39 | u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod) | |
40 | { | |
41 | u32 in[MLX5_ST_SZ_DW(query_vport_state_in)]; | |
42 | u32 out[MLX5_ST_SZ_DW(query_vport_state_out)]; | |
43 | int err; | |
44 | ||
45 | memset(in, 0, sizeof(in)); | |
46 | ||
47 | MLX5_SET(query_vport_state_in, in, opcode, | |
48 | MLX5_CMD_OP_QUERY_VPORT_STATE); | |
49 | MLX5_SET(query_vport_state_in, in, op_mod, opmod); | |
50 | ||
51 | err = mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, | |
52 | sizeof(out)); | |
53 | if (err) | |
54 | mlx5_core_warn(mdev, "MLX5_CMD_OP_QUERY_VPORT_STATE failed\n"); | |
55 | ||
56 | return MLX5_GET(query_vport_state_out, out, state); | |
57 | } | |
58 | ||
59 | void mlx5_query_vport_mac_address(struct mlx5_core_dev *mdev, u8 *addr) | |
60 | { | |
61 | u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)]; | |
62 | u32 *out; | |
63 | int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out); | |
64 | u8 *out_addr; | |
65 | ||
66 | out = mlx5_vzalloc(outlen); | |
67 | if (!out) | |
68 | return; | |
69 | ||
70 | out_addr = MLX5_ADDR_OF(query_nic_vport_context_out, out, | |
71 | nic_vport_context.permanent_address); | |
72 | ||
73 | memset(in, 0, sizeof(in)); | |
74 | ||
75 | MLX5_SET(query_nic_vport_context_in, in, opcode, | |
76 | MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT); | |
77 | ||
78 | memset(out, 0, outlen); | |
79 | mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, outlen); | |
80 | ||
81 | ether_addr_copy(addr, &out_addr[2]); | |
82 | ||
83 | kvfree(out); | |
84 | } |